Tap water in Tustin, CA — ZIP 92705
5 public water systems serving about 959,426 people. PFAS "forever chemicals" have been detected here.
C
Fair
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5
testing. Levels and the 2024 federal limits are shown per system below.
Water systems serving 92705
Irvine Ranch Water District
PWSID CA3010092 · serves 450,323 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 7.9 ppt
City Of Santa Ana
PWSID CA3010038 · serves 316,184 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 14.2 ppt — above federal limit
City Of Orange
PWSID CA3010027 · serves 120,770 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 17.7 ppt — above federal limit
City Of Tustin
PWSID CA3010046 · serves 65,143 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 4.2 ppt — above federal limit
Golden State Wc - Cowan Heights
PWSID CA3010047 · serves 7,006 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 7 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology